/Engine/Source/Runtime/RenderCore/Public/RenderGraphResources.h
Given a before and after state, returns whether a resource barrier is required.
static bool IsTransitionRequired ( const [FRDGSubresourceState](API\Runtime\RenderCore\FRDGSubresourceState) & Previous, const [FRDGSubresourceState](API\Runtime\RenderCore\FRDGSubresourceState) & Next )